Home / 4,320-5,962.32-3,270.24

Finding the Fourth Proportional to 4,320, 5,962.32 and 3,270.24

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Solution

The fourth proportional to 4,320, 5,962.32 and 3,270.24 is: 4,513.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320 : 5,962.32 = 3,270.24 : x
  2. Step 2: Convert to fraction form
    4,320/5,962.32 = 3,270.24/x
  3. Step 3: Cross multiply
    4,320x = 5,962.32 × 3,270.24
  4. Step 4: Simplify right side
    4,320x = 19,498,217.36
  5. Step 5: Solve for x
    x = 19,498,217.36/4,320
  6. Step 6: Final answer
    x = 4,513.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.